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Free standard shipping on orders
We are pleased to offer Free Worldwide Shipping on all orders, delivering to all countries and regions supported by our logistics network.
There are no restrictions on order quantity, parcel size, or shipment weight — every order ships at no cost to you. In addition, all customs duties, import taxes, and government-imposed fees associated with your shipment will be fully covered by us, ensuring you will not incur any extra charges upon delivery.
Please note that delivery times may vary due to local customs procedures and carrier conditions, but your shipping and customs costs will remain completely free under this policy.
We provide a secure and reliable Free Returns service for all customers. Items that remain unused and unopened may be returned within 60 days for a full refund.
All return shipping expenses, including customs-related fees, are fully covered by us.
Refund processing will be completed within 4 weeks from the date the return shipment is sent, regardless of whether the package has arrived at our facility. In general, refunds are finalized significantly earlier, ensuring a smooth and dependable experience.
Porous Walker designed a t-shirt for Pit Viper. This is it. 100% cotton. 99.69% preshrunk. 420% better than every t-shirt you already own.
| Fit Type | Lens Width (mm) | Bridge Width (mm) | Temple Length (mm) | Recommended Face Width |
|---|---|---|---|---|
| Narrow / S | 48–52 | 16–18 | 135–140 | 5.0–5.3 in |
| Standard / M | 53–55 | 18–20 | 140–145 | 5.4–5.7 in |
| Wide / L | 56–58 | 20–22 | 145–150 | 5.8–6.2 in |
| US Size | Lens Height (in) | Bridge / Nose Fit (in) | Head Circumference (in) |
|---|---|---|---|
| S | 1.7–1.9 | 0.70–0.80 | 20.0–21.5 |
| M | 1.9–2.1 | 0.80–0.90 | 21.5–22.5 |
| L | 2.1–2.3 | 0.90–1.00 | 22.5–24.0 |
| XL | 2.3–2.5 | 1.00–1.10 | 24.0–25.5 |
| US Size | Chest (in) | Body Length (in) | Sleeve Length (in) |
|---|---|---|---|
| S | 36–38 | 27–28 | 8.0 |
| M | 38–40 | 28–29 | 8.5 |
| L | 40–42 | 29–30 | 9.0 |
| XL | 42–44 | 30–31 | 9.5 |
| XXL | 44–46 | 31–32 | 10.0 |
* Eyewear dimensions follow US optical standards (mm). T-shirt & goggle measurements are in inches.
* Sunglasses: Measure your current favorite pair from outer lens edge to outer lens edge for the best match.
* Limited Tees: Cut for a modern, slightly relaxed streetwear silhouette. Size up for an oversized look.
* Goggles: Head circumference should be measured just above the eyebrows and ears.
* All sizes are approximate. If you're between sizes or prefer a looser fit, we recommend sizing up.
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